预定义常量

下列常量由此扩展定义，且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

Other

The plugins version number can be obtained using
MYSQLND_MUX_VERSION or
MYSQLND_MUX_VERSION_ID.
MYSQLND_MUX_VERSION
is the string representation of the numerical version number
MYSQLND_MUX_VERSION_ID, which is an integer such as 10000.
Developers can calculate the version number as follows.